Home / 3,732.85-5,151.58-2,471.72

Finding the Fourth Proportional to 3,732.85, 5,151.58 and 2,471.72

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Solution

The fourth proportional to 3,732.85, 5,151.58 and 2,471.72 is: 3,411.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.85 : 5,151.58 = 2,471.72 : x
  2. Step 2: Convert to fraction form
    3,732.85/5,151.58 = 2,471.72/x
  3. Step 3: Cross multiply
    3,732.85x = 5,151.58 × 2,471.72
  4. Step 4: Simplify right side
    3,732.85x = 12,733,263.32
  5. Step 5: Solve for x
    x = 12,733,263.32/3,732.85
  6. Step 6: Final answer
    x = 3,411.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.